From mboxrd@z Thu Jan 1 00:00:00 1970 Return-Path: X-Spam-Checker-Version: SpamAssassin 3.4.0 (2014-02-07) on aws-us-west-2-korg-lkml-1.web.codeaurora.org X-Spam-Level: X-Spam-Status: No, score=-8.7 required=3.0 tests=BAYES_00,FROM_LOCAL_HEX, HEADER_FROM_DIFFERENT_DOMAINS,MAILING_LIST_MULTI,MENTIONS_GIT_HOSTING, SPF_HELO_NONE,SPF_PASS,URIBL_BLOCKED autolearn=unavailable autolearn_force=no version=3.4.0 Received: from mail.kernel.org (mail.kernel.org [198.145.29.99]) by smtp.lore.kernel.org (Postfix) with ESMTP id 8E813C4741F for ; Mon, 9 Nov 2020 11:03:09 +0000 (UTC) Received: from vger.kernel.org (vger.kernel.org [23.128.96.18]) by mail.kernel.org (Postfix) with ESMTP id 3E403216C4 for ; Mon, 9 Nov 2020 11:03:09 +0000 (UTC) Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1729494AbgKILDG (ORCPT ); Mon, 9 Nov 2020 06:03:06 -0500 Received: from mail-il1-f198.google.com ([209.85.166.198]:48784 "EHLO mail-il1-f198.google.com" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1729276AbgKILDG (ORCPT ); Mon, 9 Nov 2020 06:03:06 -0500 Received: by mail-il1-f198.google.com with SMTP id o5so6147280ilh.15 for ; Mon, 09 Nov 2020 03:03:05 -0800 (PST) X-Google-DKIM-Signature: v=1; a=rsa-sha256; c=relaxed/relaxed; d=1e100.net; s=20161025; h=x-gm-message-state:mime-version:date:in-reply-to:message-id:subject :from:to; bh=RC1F7ktIPdtkjf9WZxb33quJkR4mZqslLpcDaMizXIQ=; b=QBHmve8DHzh3tmvWNY+QXSVEyNbF20oZO8z+VB9Tp+CgnMYsoCXypgu5YYNTm1mXhd RL45I9WG/FKJZJzO77Q96a/DRl09np+uoXiXmhSPpfgYHEUMKvffWy+35BwVFqh31baQ u7ZhVvUTDs/5TBosK/p6E/ch6O5mYynoCaUFwHysnQlOTptXhG35j5fH9WBMlbjT4ElW RtytoGok0VpbfCTuQZhJb1Uqak18h5IU1h5sjH2IaAr3hC7kt85AsQWDTGEf5HtNtJ7B ycEwBGEOVMKht1o5Sc4Q6JHAVUWHLWRkKfQRt3e9NdrejT43F5GDG7eqvYLtaGCi4t6t 2b6w== X-Gm-Message-State: AOAM531s+mVySzNhWtU8oHzuHzL2VYNWtnOHvWFd09hCueYvYLDoXTLv 2tV9bgrqjbXhrdinOLRI8v1c0HMHPwDMTA3ewJdlrrehf7LH X-Google-Smtp-Source: ABdhPJywQbYbN3++ou8k2gB6sjlyy0rEKh+k8IYljtbeI93rm6pObmoUSlPtAT1Ld4D0aDBhwcdPxIgVjgAK/RKW4DgHAskDUE5K MIME-Version: 1.0 X-Received: by 2002:a92:d5d0:: with SMTP id d16mr10009802ilq.223.1604919785429; Mon, 09 Nov 2020 03:03:05 -0800 (PST) Date: Mon, 09 Nov 2020 03:03:05 -0800 In-Reply-To: <000000000000a48f9e05aef6cce1@google.com> X-Google-Appengine-App-Id: s~syzkaller X-Google-Appengine-App-Id-Alias: syzkaller Message-ID: <000000000000b4227e05b3aa8101@google.com> Subject: Re: INFO: rcu detected stall in exit_group From: syzbot To: a@unstable.cc, b.a.t.m.a.n@lists.open-mesh.org, davem@davemloft.net, dhowells@redhat.com, fweisbec@gmail.com, linux-afs@lists.infradead.org, linux-kernel@vger.kernel.org, linux-mm@kvack.org, mareklindner@neomailbox.ch, mike.kravetz@oracle.com, mingo@kernel.org, netdev@vger.kernel.org, sw@simonwunderlich.de, syzkaller-bugs@googlegroups.com, tglx@linutronix.de, viro@zeniv.linux.org.uk Content-Type: text/plain; charset="UTF-8" Precedence: bulk List-ID: X-Mailing-List: netdev@vger.kernel.org syzbot suspects this issue was fixed by commit: commit 1d0e850a49a5b56f8f3cb51e74a11e2fedb96be6 Author: David Howells Date: Fri Oct 16 12:21:14 2020 +0000 afs: Fix cell removal bisection log: https://syzkaller.appspot.com/x/bisect.txt?x=14b65c3a500000 start commit: 34d4ddd3 Merge tag 'linux-kselftest-5.9-rc5' of git://git... git tree: upstream kernel config: https://syzkaller.appspot.com/x/.config?x=a9075b36a6ae26c9 dashboard link: https://syzkaller.appspot.com/bug?extid=1a14a0f8ce1a06d4415f userspace arch: i386 syz repro: https://syzkaller.appspot.com/x/repro.syz?x=10c6642d900000 C reproducer: https://syzkaller.appspot.com/x/repro.c?x=132d00fd900000 If the result looks correct, please mark the issue as fixed by replying with: #syz fix: afs: Fix cell removal For information about bisection process see: https://goo.gl/tpsmEJ#bisection